| 1 | /* |
| 2 | * event-class.c |
| 3 | * |
| 4 | * Babeltrace CTF IR - Event class |
| 5 | * |
| 6 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 7 | * |
| 8 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 9 | * |
| 10 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 11 | * of this software and associated documentation files (the "Software"), to deal |
| 12 | * in the Software without restriction, including without limitation the rights |
| 13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 14 | * copies of the Software, and to permit persons to whom the Software is |
| 15 | * furnished to do so, subject to the following conditions: |
| 16 | * |
| 17 | * The above copyright notice and this permission notice shall be included in |
| 18 | * all copies or substantial portions of the Software. |
| 19 | * |
| 20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 26 | * SOFTWARE. |
| 27 | */ |
| 28 | |
| 29 | #include <babeltrace/ctf-ir/fields-internal.h> |
| 30 | #include <babeltrace/ctf-ir/field-types-internal.h> |
| 31 | #include <babeltrace/ctf-ir/event-class.h> |
| 32 | #include <babeltrace/ctf-ir/event-class-internal.h> |
| 33 | #include <babeltrace/ctf-ir/stream-class.h> |
| 34 | #include <babeltrace/ctf-ir/stream-class-internal.h> |
| 35 | #include <babeltrace/ctf-ir/trace-internal.h> |
| 36 | #include <babeltrace/ctf-ir/validation-internal.h> |
| 37 | #include <babeltrace/ctf-ir/utils.h> |
| 38 | #include <babeltrace/ref.h> |
| 39 | #include <babeltrace/ctf-ir/attributes-internal.h> |
| 40 | #include <babeltrace/compiler.h> |
| 41 | #include <babeltrace/endian.h> |
| 42 | |
| 43 | static |
| 44 | void bt_ctf_event_class_destroy(struct bt_object *obj); |
| 45 | |
| 46 | struct bt_ctf_event_class *bt_ctf_event_class_create(const char *name) |
| 47 | { |
| 48 | int ret; |
| 49 | struct bt_value *obj = NULL; |
| 50 | struct bt_ctf_event_class *event_class = NULL; |
| 51 | |
| 52 | if (bt_ctf_validate_identifier(name)) { |
| 53 | goto error; |
| 54 | } |
| 55 | |
| 56 | event_class = g_new0(struct bt_ctf_event_class, 1); |
| 57 | if (!event_class) { |
| 58 | goto error; |
| 59 | } |
| 60 | |
| 61 | event_class->id = -1; |
| 62 | bt_object_init(event_class, bt_ctf_event_class_destroy); |
| 63 | event_class->fields = bt_ctf_field_type_structure_create(); |
| 64 | if (!event_class->fields) { |
| 65 | goto error; |
| 66 | } |
| 67 | |
| 68 | event_class->attributes = bt_ctf_attributes_create(); |
| 69 | if (!event_class->attributes) { |
| 70 | goto error; |
| 71 | } |
| 72 | |
| 73 | obj = bt_value_integer_create_init(-1); |
| 74 | if (!obj) { |
| 75 | goto error; |
| 76 | } |
| 77 | |
| 78 | ret = bt_ctf_attributes_set_field_value(event_class->attributes, |
| 79 | "id", obj); |
| 80 | if (ret) { |
| 81 | goto error; |
| 82 | } |
| 83 | |
| 84 | BT_PUT(obj); |
| 85 | |
| 86 | obj = bt_value_string_create_init(name); |
| 87 | if (!obj) { |
| 88 | goto error; |
| 89 | } |
| 90 | |
| 91 | ret = bt_ctf_attributes_set_field_value(event_class->attributes, |
| 92 | "name", obj); |
| 93 | if (ret) { |
| 94 | goto error; |
| 95 | } |
| 96 | |
| 97 | BT_PUT(obj); |
| 98 | |
| 99 | return event_class; |
| 100 | |
| 101 | error: |
| 102 | BT_PUT(event_class); |
| 103 | BT_PUT(obj); |
| 104 | return event_class; |
| 105 | } |
| 106 | |
| 107 | const char *bt_ctf_event_class_get_name(struct bt_ctf_event_class *event_class) |
| 108 | { |
| 109 | struct bt_value *obj = NULL; |
| 110 | const char *name = NULL; |
| 111 | |
| 112 | if (!event_class) { |
| 113 | goto end; |
| 114 | } |
| 115 | |
| 116 | if (event_class->name) { |
| 117 | name = event_class->name; |
| 118 | goto end; |
| 119 | } |
| 120 | |
| 121 | obj = bt_ctf_attributes_get_field_value(event_class->attributes, |
| 122 | BT_CTF_EVENT_CLASS_ATTR_NAME_INDEX); |
| 123 | if (!obj) { |
| 124 | goto end; |
| 125 | } |
| 126 | |
| 127 | if (bt_value_string_get(obj, &name)) { |
| 128 | name = NULL; |
| 129 | } |
| 130 | |
| 131 | end: |
| 132 | BT_PUT(obj); |
| 133 | return name; |
| 134 | } |
| 135 | |
| 136 | int64_t bt_ctf_event_class_get_id(struct bt_ctf_event_class *event_class) |
| 137 | { |
| 138 | struct bt_value *obj = NULL; |
| 139 | int64_t ret = 0; |
| 140 | |
| 141 | if (!event_class) { |
| 142 | ret = -1; |
| 143 | goto end; |
| 144 | } |
| 145 | |
| 146 | if (event_class->id >= 0) { |
| 147 | ret = event_class->id; |
| 148 | goto end; |
| 149 | } |
| 150 | |
| 151 | obj = bt_ctf_attributes_get_field_value(event_class->attributes, |
| 152 | BT_CTF_EVENT_CLASS_ATTR_ID_INDEX); |
| 153 | if (!obj) { |
| 154 | goto end; |
| 155 | } |
| 156 | |
| 157 | if (bt_value_integer_get(obj, &ret)) { |
| 158 | ret = -1; |
| 159 | } |
| 160 | |
| 161 | if (ret < 0) { |
| 162 | /* means ID is not set */ |
| 163 | ret = -1; |
| 164 | goto end; |
| 165 | } |
| 166 | |
| 167 | end: |
| 168 | BT_PUT(obj); |
| 169 | return ret; |
| 170 | } |
| 171 | |
| 172 | int bt_ctf_event_class_set_id(struct bt_ctf_event_class *event_class, |
| 173 | uint32_t id) |
| 174 | { |
| 175 | int ret = 0; |
| 176 | struct bt_value *obj = NULL; |
| 177 | struct bt_ctf_stream_class *stream_class = NULL; |
| 178 | |
| 179 | |
| 180 | if (!event_class) { |
| 181 | ret = -1; |
| 182 | goto end; |
| 183 | } |
| 184 | |
| 185 | stream_class = bt_ctf_event_class_get_stream_class(event_class); |
| 186 | if (stream_class) { |
| 187 | /* |
| 188 | * We don't allow changing the id if the event class has already |
| 189 | * been added to a stream class. |
| 190 | */ |
| 191 | ret = -1; |
| 192 | goto end; |
| 193 | } |
| 194 | |
| 195 | obj = bt_ctf_attributes_get_field_value(event_class->attributes, |
| 196 | BT_CTF_EVENT_CLASS_ATTR_ID_INDEX); |
| 197 | if (!obj) { |
| 198 | goto end; |
| 199 | } |
| 200 | |
| 201 | if (bt_value_integer_set(obj, id)) { |
| 202 | ret = -1; |
| 203 | goto end; |
| 204 | } |
| 205 | |
| 206 | end: |
| 207 | BT_PUT(obj); |
| 208 | BT_PUT(stream_class); |
| 209 | return ret; |
| 210 | } |
| 211 | |
| 212 | int bt_ctf_event_class_set_attribute( |
| 213 | struct bt_ctf_event_class *event_class, const char *name, |
| 214 | struct bt_value *value) |
| 215 | { |
| 216 | int ret = 0; |
| 217 | |
| 218 | if (!event_class || !name || !value || event_class->frozen) { |
| 219 | ret = -1; |
| 220 | goto end; |
| 221 | } |
| 222 | |
| 223 | if (!strcmp(name, "id") || !strcmp(name, "loglevel") || |
| 224 | !strcmp(name, "stream_id")) { |
| 225 | if (!bt_value_is_integer(value)) { |
| 226 | ret = -1; |
| 227 | goto end; |
| 228 | } |
| 229 | } else if (!strcmp(name, "name") || !strcmp(name, "model.emf.uri") || |
| 230 | !strcmp(name, "loglevel_string")) { |
| 231 | if (!bt_value_is_string(value)) { |
| 232 | ret = -1; |
| 233 | goto end; |
| 234 | } |
| 235 | } else { |
| 236 | /* unknown attribute */ |
| 237 | ret = -1; |
| 238 | goto end; |
| 239 | } |
| 240 | |
| 241 | /* "id" special case: >= 0 */ |
| 242 | if (!strcmp(name, "id")) { |
| 243 | int64_t val; |
| 244 | |
| 245 | ret = bt_value_integer_get(value, &val); |
| 246 | |
| 247 | if (ret) { |
| 248 | goto end; |
| 249 | } |
| 250 | |
| 251 | if (val < 0) { |
| 252 | ret = -1; |
| 253 | goto end; |
| 254 | } |
| 255 | } |
| 256 | |
| 257 | ret = bt_ctf_attributes_set_field_value(event_class->attributes, |
| 258 | name, value); |
| 259 | |
| 260 | end: |
| 261 | return ret; |
| 262 | } |
| 263 | |
| 264 | int bt_ctf_event_class_get_attribute_count( |
| 265 | struct bt_ctf_event_class *event_class) |
| 266 | { |
| 267 | int ret = 0; |
| 268 | |
| 269 | if (!event_class) { |
| 270 | ret = -1; |
| 271 | goto end; |
| 272 | } |
| 273 | |
| 274 | ret = bt_ctf_attributes_get_count(event_class->attributes); |
| 275 | |
| 276 | end: |
| 277 | return ret; |
| 278 | } |
| 279 | |
| 280 | const char * |
| 281 | bt_ctf_event_class_get_attribute_name( |
| 282 | struct bt_ctf_event_class *event_class, int index) |
| 283 | { |
| 284 | const char *ret; |
| 285 | |
| 286 | if (!event_class) { |
| 287 | ret = NULL; |
| 288 | goto end; |
| 289 | } |
| 290 | |
| 291 | ret = bt_ctf_attributes_get_field_name(event_class->attributes, index); |
| 292 | |
| 293 | end: |
| 294 | return ret; |
| 295 | } |
| 296 | |
| 297 | struct bt_value * |
| 298 | bt_ctf_event_class_get_attribute_value(struct bt_ctf_event_class *event_class, |
| 299 | int index) |
| 300 | { |
| 301 | struct bt_value *ret; |
| 302 | |
| 303 | if (!event_class) { |
| 304 | ret = NULL; |
| 305 | goto end; |
| 306 | } |
| 307 | |
| 308 | ret = bt_ctf_attributes_get_field_value(event_class->attributes, index); |
| 309 | |
| 310 | end: |
| 311 | return ret; |
| 312 | } |
| 313 | |
| 314 | struct bt_value * |
| 315 | bt_ctf_event_class_get_attribute_value_by_name( |
| 316 | struct bt_ctf_event_class *event_class, const char *name) |
| 317 | { |
| 318 | struct bt_value *ret; |
| 319 | |
| 320 | if (!event_class || !name) { |
| 321 | ret = NULL; |
| 322 | goto end; |
| 323 | } |
| 324 | |
| 325 | ret = bt_ctf_attributes_get_field_value_by_name(event_class->attributes, |
| 326 | name); |
| 327 | |
| 328 | end: |
| 329 | return ret; |
| 330 | |
| 331 | } |
| 332 | |
| 333 | struct bt_ctf_stream_class *bt_ctf_event_class_get_stream_class( |
| 334 | struct bt_ctf_event_class *event_class) |
| 335 | { |
| 336 | return (struct bt_ctf_stream_class *) bt_object_get_parent(event_class); |
| 337 | } |
| 338 | |
| 339 | struct bt_ctf_field_type *bt_ctf_event_class_get_payload_type( |
| 340 | struct bt_ctf_event_class *event_class) |
| 341 | { |
| 342 | struct bt_ctf_field_type *payload = NULL; |
| 343 | |
| 344 | if (!event_class) { |
| 345 | goto end; |
| 346 | } |
| 347 | |
| 348 | bt_get(event_class->fields); |
| 349 | payload = event_class->fields; |
| 350 | end: |
| 351 | return payload; |
| 352 | } |
| 353 | |
| 354 | int bt_ctf_event_class_set_payload_type(struct bt_ctf_event_class *event_class, |
| 355 | struct bt_ctf_field_type *payload) |
| 356 | { |
| 357 | int ret = 0; |
| 358 | |
| 359 | if (!event_class) { |
| 360 | ret = -1; |
| 361 | goto end; |
| 362 | } |
| 363 | |
| 364 | if (payload && bt_ctf_field_type_get_type_id(payload) != |
| 365 | BT_CTF_TYPE_ID_STRUCT) { |
| 366 | ret = -1; |
| 367 | goto end; |
| 368 | } |
| 369 | |
| 370 | bt_put(event_class->fields); |
| 371 | event_class->fields = bt_get(payload); |
| 372 | end: |
| 373 | return ret; |
| 374 | } |
| 375 | |
| 376 | int bt_ctf_event_class_add_field(struct bt_ctf_event_class *event_class, |
| 377 | struct bt_ctf_field_type *type, |
| 378 | const char *name) |
| 379 | { |
| 380 | int ret = 0; |
| 381 | |
| 382 | if (!event_class || !type || bt_ctf_validate_identifier(name) || |
| 383 | event_class->frozen) { |
| 384 | ret = -1; |
| 385 | goto end; |
| 386 | } |
| 387 | |
| 388 | if (bt_ctf_field_type_get_type_id(event_class->fields) != |
| 389 | BT_CTF_TYPE_ID_STRUCT) { |
| 390 | ret = -1; |
| 391 | goto end; |
| 392 | } |
| 393 | |
| 394 | ret = bt_ctf_field_type_structure_add_field(event_class->fields, |
| 395 | type, name); |
| 396 | end: |
| 397 | return ret; |
| 398 | } |
| 399 | |
| 400 | int bt_ctf_event_class_get_field_count( |
| 401 | struct bt_ctf_event_class *event_class) |
| 402 | { |
| 403 | int ret; |
| 404 | |
| 405 | if (!event_class) { |
| 406 | ret = -1; |
| 407 | goto end; |
| 408 | } |
| 409 | |
| 410 | if (bt_ctf_field_type_get_type_id(event_class->fields) != |
| 411 | BT_CTF_TYPE_ID_STRUCT) { |
| 412 | ret = -1; |
| 413 | goto end; |
| 414 | } |
| 415 | |
| 416 | ret = bt_ctf_field_type_structure_get_field_count(event_class->fields); |
| 417 | end: |
| 418 | return ret; |
| 419 | } |
| 420 | |
| 421 | int bt_ctf_event_class_get_field(struct bt_ctf_event_class *event_class, |
| 422 | const char **field_name, struct bt_ctf_field_type **field_type, |
| 423 | int index) |
| 424 | { |
| 425 | int ret; |
| 426 | |
| 427 | if (!event_class || index < 0) { |
| 428 | ret = -1; |
| 429 | goto end; |
| 430 | } |
| 431 | |
| 432 | if (bt_ctf_field_type_get_type_id(event_class->fields) != |
| 433 | BT_CTF_TYPE_ID_STRUCT) { |
| 434 | ret = -1; |
| 435 | goto end; |
| 436 | } |
| 437 | |
| 438 | ret = bt_ctf_field_type_structure_get_field(event_class->fields, |
| 439 | field_name, field_type, index); |
| 440 | end: |
| 441 | return ret; |
| 442 | } |
| 443 | |
| 444 | struct bt_ctf_field_type *bt_ctf_event_class_get_field_by_name( |
| 445 | struct bt_ctf_event_class *event_class, const char *name) |
| 446 | { |
| 447 | GQuark name_quark; |
| 448 | struct bt_ctf_field_type *field_type = NULL; |
| 449 | |
| 450 | if (!event_class || !name) { |
| 451 | goto end; |
| 452 | } |
| 453 | |
| 454 | if (bt_ctf_field_type_get_type_id(event_class->fields) != |
| 455 | BT_CTF_TYPE_ID_STRUCT) { |
| 456 | goto end; |
| 457 | } |
| 458 | |
| 459 | name_quark = g_quark_try_string(name); |
| 460 | if (!name_quark) { |
| 461 | goto end; |
| 462 | } |
| 463 | |
| 464 | /* |
| 465 | * No need to increment field_type's reference count since getting it |
| 466 | * from the structure already does. |
| 467 | */ |
| 468 | field_type = bt_ctf_field_type_structure_get_field_type_by_name( |
| 469 | event_class->fields, name); |
| 470 | end: |
| 471 | return field_type; |
| 472 | } |
| 473 | |
| 474 | struct bt_ctf_field_type *bt_ctf_event_class_get_context_type( |
| 475 | struct bt_ctf_event_class *event_class) |
| 476 | { |
| 477 | struct bt_ctf_field_type *context_type = NULL; |
| 478 | |
| 479 | if (!event_class || !event_class->context) { |
| 480 | goto end; |
| 481 | } |
| 482 | |
| 483 | bt_get(event_class->context); |
| 484 | context_type = event_class->context; |
| 485 | end: |
| 486 | return context_type; |
| 487 | } |
| 488 | |
| 489 | int bt_ctf_event_class_set_context_type( |
| 490 | struct bt_ctf_event_class *event_class, |
| 491 | struct bt_ctf_field_type *context) |
| 492 | { |
| 493 | int ret = 0; |
| 494 | |
| 495 | if (!event_class || event_class->frozen) { |
| 496 | ret = -1; |
| 497 | goto end; |
| 498 | } |
| 499 | |
| 500 | if (context && bt_ctf_field_type_get_type_id(context) != |
| 501 | BT_CTF_TYPE_ID_STRUCT) { |
| 502 | ret = -1; |
| 503 | goto end; |
| 504 | } |
| 505 | |
| 506 | bt_put(event_class->context); |
| 507 | event_class->context = bt_get(context); |
| 508 | end: |
| 509 | return ret; |
| 510 | |
| 511 | } |
| 512 | |
| 513 | void bt_ctf_event_class_get(struct bt_ctf_event_class *event_class) |
| 514 | { |
| 515 | bt_get(event_class); |
| 516 | } |
| 517 | |
| 518 | void bt_ctf_event_class_put(struct bt_ctf_event_class *event_class) |
| 519 | { |
| 520 | bt_put(event_class); |
| 521 | } |
| 522 | |
| 523 | BT_HIDDEN |
| 524 | int bt_ctf_event_class_set_stream_id(struct bt_ctf_event_class *event_class, |
| 525 | uint32_t stream_id) |
| 526 | { |
| 527 | int ret = 0; |
| 528 | struct bt_value *obj; |
| 529 | |
| 530 | obj = bt_value_integer_create_init(stream_id); |
| 531 | |
| 532 | if (!obj) { |
| 533 | ret = -1; |
| 534 | goto end; |
| 535 | } |
| 536 | |
| 537 | ret = bt_ctf_attributes_set_field_value(event_class->attributes, |
| 538 | "stream_id", obj); |
| 539 | |
| 540 | if (event_class->frozen) { |
| 541 | bt_ctf_attributes_freeze(event_class->attributes); |
| 542 | } |
| 543 | |
| 544 | end: |
| 545 | BT_PUT(obj); |
| 546 | return ret; |
| 547 | } |
| 548 | |
| 549 | static |
| 550 | void bt_ctf_event_class_destroy(struct bt_object *obj) |
| 551 | { |
| 552 | struct bt_ctf_event_class *event_class; |
| 553 | |
| 554 | event_class = container_of(obj, struct bt_ctf_event_class, base); |
| 555 | bt_ctf_attributes_destroy(event_class->attributes); |
| 556 | bt_put(event_class->context); |
| 557 | bt_put(event_class->fields); |
| 558 | g_free(event_class); |
| 559 | } |
| 560 | |
| 561 | BT_HIDDEN |
| 562 | void bt_ctf_event_class_freeze(struct bt_ctf_event_class *event_class) |
| 563 | { |
| 564 | assert(event_class); |
| 565 | event_class->frozen = 1; |
| 566 | event_class->name = bt_ctf_event_class_get_name(event_class); |
| 567 | event_class->id = bt_ctf_event_class_get_id(event_class); |
| 568 | bt_ctf_field_type_freeze(event_class->context); |
| 569 | bt_ctf_field_type_freeze(event_class->fields); |
| 570 | bt_ctf_attributes_freeze(event_class->attributes); |
| 571 | } |
| 572 | |
| 573 | BT_HIDDEN |
| 574 | int bt_ctf_event_class_serialize(struct bt_ctf_event_class *event_class, |
| 575 | struct metadata_context *context) |
| 576 | { |
| 577 | int i; |
| 578 | int count; |
| 579 | int ret = 0; |
| 580 | struct bt_value *attr_value = NULL; |
| 581 | |
| 582 | assert(event_class); |
| 583 | assert(context); |
| 584 | |
| 585 | context->current_indentation_level = 1; |
| 586 | g_string_assign(context->field_name, ""); |
| 587 | g_string_append(context->string, "event {\n"); |
| 588 | count = bt_ctf_event_class_get_attribute_count(event_class); |
| 589 | |
| 590 | if (count < 0) { |
| 591 | ret = -1; |
| 592 | goto end; |
| 593 | } |
| 594 | |
| 595 | for (i = 0; i < count; ++i) { |
| 596 | const char *attr_name = NULL; |
| 597 | |
| 598 | attr_name = bt_ctf_event_class_get_attribute_name( |
| 599 | event_class, i); |
| 600 | attr_value = bt_ctf_event_class_get_attribute_value( |
| 601 | event_class, i); |
| 602 | |
| 603 | if (!attr_name || !attr_value) { |
| 604 | ret = -1; |
| 605 | goto end; |
| 606 | } |
| 607 | |
| 608 | switch (bt_value_get_type(attr_value)) { |
| 609 | case BT_VALUE_TYPE_INTEGER: |
| 610 | { |
| 611 | int64_t value; |
| 612 | |
| 613 | ret = bt_value_integer_get(attr_value, &value); |
| 614 | |
| 615 | if (ret) { |
| 616 | goto end; |
| 617 | } |
| 618 | |
| 619 | g_string_append_printf(context->string, |
| 620 | "\t%s = %" PRId64 ";\n", attr_name, value); |
| 621 | break; |
| 622 | } |
| 623 | |
| 624 | case BT_VALUE_TYPE_STRING: |
| 625 | { |
| 626 | const char *value; |
| 627 | |
| 628 | ret = bt_value_string_get(attr_value, &value); |
| 629 | |
| 630 | if (ret) { |
| 631 | goto end; |
| 632 | } |
| 633 | |
| 634 | g_string_append_printf(context->string, |
| 635 | "\t%s = \"%s\";\n", attr_name, value); |
| 636 | break; |
| 637 | } |
| 638 | |
| 639 | default: |
| 640 | /* should never happen */ |
| 641 | assert(false); |
| 642 | break; |
| 643 | } |
| 644 | |
| 645 | BT_PUT(attr_value); |
| 646 | } |
| 647 | |
| 648 | if (event_class->context) { |
| 649 | g_string_append(context->string, "\tcontext := "); |
| 650 | ret = bt_ctf_field_type_serialize(event_class->context, |
| 651 | context); |
| 652 | if (ret) { |
| 653 | goto end; |
| 654 | } |
| 655 | g_string_append(context->string, ";\n"); |
| 656 | } |
| 657 | |
| 658 | if (event_class->fields) { |
| 659 | g_string_append(context->string, "\tfields := "); |
| 660 | ret = bt_ctf_field_type_serialize(event_class->fields, context); |
| 661 | if (ret) { |
| 662 | goto end; |
| 663 | } |
| 664 | g_string_append(context->string, ";\n"); |
| 665 | } |
| 666 | |
| 667 | g_string_append(context->string, "};\n\n"); |
| 668 | end: |
| 669 | context->current_indentation_level = 0; |
| 670 | BT_PUT(attr_value); |
| 671 | return ret; |
| 672 | } |
| 673 | |
| 674 | void bt_ctf_event_class_set_native_byte_order( |
| 675 | struct bt_ctf_event_class *event_class, |
| 676 | int byte_order) |
| 677 | { |
| 678 | if (!event_class) { |
| 679 | return; |
| 680 | } |
| 681 | |
| 682 | assert(byte_order == 0 || byte_order == LITTLE_ENDIAN || |
| 683 | byte_order == BIG_ENDIAN); |
| 684 | |
| 685 | bt_ctf_field_type_set_native_byte_order(event_class->context, |
| 686 | byte_order); |
| 687 | bt_ctf_field_type_set_native_byte_order(event_class->fields, |
| 688 | byte_order); |
| 689 | } |